• Enviro_M55_Cast_Iron_Pellet_Insert_1
  • Enviro_M55_Cast_Iron_Pellet_Insert_2

Enviro M55 Cast Iron Pellet Fireplace Insert

If you’re looking for a highly fuel efficient wood pellet fireplace insert for heating a large home, the Enviro M55 Cast Iron is perfect for heating large living spaces up to 2,500 sf. with a maximum output of 50,000 BTU’s and efficiency rating of 83.5%! The M55 Cast Iron is not only fuel efficient, but very environmentally friendly, since it just emits 1 gm/hr of emissions. In addition, the M55 Cast Iron is available in three different unique finishes, including: Painted Metallic Black, Antique Chestnut, or Enamel.  

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Model Enviro M55 Cast Iron
Heating Area2,500 ft²
Hopper Capacity60 lbs
Max BTUs55,000
Emissions1 gm/hr
Convection Fan200 CFM
Glass Size231 in²
Unit Dims 25” W x 23” H x 16” D
Warranty Click Here!


Top Features

  • Cast iron construction
  • Multi-fuel compatible
  • Air wash system for cleaner glass
  • Operates with cast doors open or closed
  • Available in multiple finishes


  • O/S Filler Panel
    34″ W x 50″ H
  • Fresh Air Intake Coupler
  • Service rails
  • Log Set
  • Exhaust Starter Tube


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